CN219727159U - Blow molding die with cooling function - Google Patents
Blow molding die with cooling function Download PDFInfo
- Publication number
- CN219727159U CN219727159U CN202320422595.4U CN202320422595U CN219727159U CN 219727159 U CN219727159 U CN 219727159U CN 202320422595 U CN202320422595 U CN 202320422595U CN 219727159 U CN219727159 U CN 219727159U
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- Prior art keywords
- die
- cooling
- lower die
- fixed
- blow molding
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- 238000001816 cooling Methods 0.000 title claims abstract description 63
- 238000000071 blow moulding Methods 0.000 title claims abstract description 17
- 239000004065 semiconductor Substances 0.000 claims description 7
- 230000017525 heat dissipation Effects 0.000 claims description 5
- 239000000110 cooling liquid Substances 0.000 abstract description 11
- 239000004033 plastic Substances 0.000 abstract description 7
- 229920003023 plastic Polymers 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 4
- 238000005265 energy consumption Methods 0.000 abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 2
- 239000002826 coolant Substances 0.000 description 5
- 239000007788 liquid Substances 0.000 description 5
- 239000000498 cooling water Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 229920005992 thermoplastic resin Polymers 0.000 description 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model relates to the technical field of blow molding dies, in particular to a blow molding die with a cooling function, which comprises a lower die and an upper die, wherein one side of each of the lower die and the upper die is provided with a die cavity, and the blow molding die also comprises a die cavity; the rapid cooling mechanism is arranged in the lower die; the rapid cooling mechanism comprises a piston cavity arranged in the lower die and two circulating pipes inserted into the outer side of the lower die and positioned at two ends. According to the utility model, the cooling liquid in the piston cavity can be used for rapidly cooling the plastic finished product in the die cavity, and meanwhile, the driving mechanism is used for driving the rapid cooling mechanism to act, so that the heat absorbed by the cooling liquid can be emitted to the outside, the cooling liquid always keeps a good cooling effect, an additional cold water machine is not needed, the cooling structure is simplified, the cooling stability of the die is improved, the energy consumption of the die during cooling can be reduced, and the use cost of the die is reduced.
Description
Technical Field
The utility model relates to the technical field of blow molding dies, in particular to a blow molding die with a cooling function.
Background
The plastic parison is obtained by extrusion or injection molding of thermoplastic resin, and is heated to a softened state while it is hot, and is placed in a split mold, and compressed air is immediately introduced into the parison after the mold is closed, so that the plastic parison is inflated and tightly attached to the inner wall of the mold, and cooled and demoulded to obtain various hollow products.
The publication number is: CN216658877U discloses a water-cooled blow molding die capable of rapidly cooling, which comprises a main body mechanism, one side of the main body mechanism is provided with a cooling mechanism, the main body mechanism comprises a die main body, the cooling mechanism comprises a flow cavity, and the flow cavity is arranged in the die main body.
Based on the above search and in combination with the real problem discovery: the mould of this patent needs to connect outside cooling water machine, lets in the mould with the coolant liquid and cools off plastic products, and the structure is comparatively complicated, need be equipped with the cooling water machine for the mould specially when using, has increased use cost, and the cooling water machine needs extra power consumption in addition, has increased the energy consumption when mould uses.
Disclosure of Invention
The utility model aims to provide a blow mould with a cooling function so as to solve the problems in the background technology.
The technical scheme of the utility model is as follows: the blow molding die with the cooling function comprises a lower die and an upper die, wherein one side of each of the lower die and the upper die is provided with a die cavity, and the blow molding die further comprises; the rapid cooling mechanism is arranged in the lower die; the quick cooling mechanism comprises a piston cavity arranged in the lower die and two circulating pipes inserted in the outer side of the lower die and positioned at two ends, one ends of the two circulating pipes are respectively communicated with two ends of the piston cavity, a cooling cylinder is communicated between the two circulating pipes, a plurality of semiconductor refrigerating sheets are mounted on the outer surface of the cooling cylinder, a piston is slidably connected with the inner side of the piston cavity, two pull rods extending to the outer side of the lower die are fixed at two ends of the piston, and a driving mechanism is arranged between the two pull rods and the lower die and between the two pull rods and the upper die.
Preferably, the driving mechanism comprises two fixing rods fixed at one ends of the two pull rods, a vertical rack fixed at one side of the upper die and a tooth column rotatably connected at one side of the lower die, wherein a transverse rack is fixed between the two fixing rods at one end, the tooth column is respectively meshed with the transverse rack and the vertical rack through teeth, and the transverse rack and the vertical rack are in 90-degree crossed arrangement.
Preferably, a sliding block is fixed at the middle section position on one side of the transverse rack, a guide rod is fixed at the position of one side of the lower die corresponding to the sliding block, and the guide rod is inserted in the sliding block in a sliding manner.
Preferably, four die guide posts are fixed at the lower side of the upper die at four corners, and the four die guide posts are slidably inserted into the lower die.
Preferably, two lower supports are symmetrically fixed at two ends of the lower side of the lower die.
Preferably, a flow dividing rod is fixed on the inner side of the heat radiating cylinder through a bracket, and the flow dividing rod is positioned at the axial lead position of the heat radiating cylinder.
Compared with the prior art, the blow molding die with the cooling function has the following improvement and advantages:
according to the utility model, the cooling liquid in the piston cavity can be used for rapidly cooling the plastic finished product in the die cavity, and meanwhile, the driving mechanism is used for driving the rapid cooling mechanism to act, so that the heat absorbed by the cooling liquid can be emitted to the outside, the cooling liquid always keeps a good cooling effect, an additional cold water machine is not needed, the cooling structure is simplified, the cooling stability of the die is improved, the energy consumption of the die during cooling can be reduced, and the use cost of the die is reduced.
Drawings
The utility model is further explained below with reference to the drawings and examples:
FIG. 1 is a schematic view of a first view angle structure of the present utility model;
FIG. 2 is a schematic view of a second view angle structure of the present utility model;
fig. 3 is a schematic view of a partial cross-sectional structure of the present utility model.
Reference numerals illustrate:
1. a lower die; 2. an upper die; 3. a piston chamber; 4. a pull rod; 5. a piston; 6. a circulation pipe; 7. a heat dissipation cylinder; 8. a semiconductor refrigeration sheet; 9. a fixed rod; 10. a transverse rack; 11. tooth columns; 12. a vertical rack; 13. a slide block; 14. a guide rod; 15. a die guide post; 16. a lower support; 17. a diverter rod.
Detailed Description
The following detailed description of the present utility model clearly and fully describes the technical solutions of the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model provides a blow molding die with a cooling function through improvement, and the technical scheme of the utility model is as follows:
as shown in fig. 1-3, a blow molding die with a cooling function comprises a lower die 1 and an upper die 2, wherein one sides of the lower die 1 and the upper die 2 are provided with a die cavity, and the blow molding die further comprises; the rapid cooling mechanism is arranged in the lower die 1; the quick cooling mechanism comprises a piston cavity 3 arranged in the lower die 1 and two circulating pipes 6 inserted in the outer side of the lower die 1 and positioned at two ends, one ends of the two circulating pipes 6 are respectively communicated with two ends of the piston cavity 3, a cooling cylinder 7 is communicated between the two circulating pipes 6, a plurality of semiconductor refrigerating sheets 8 are mounted on the outer surface of the cooling cylinder 7, a piston 5 is slidably connected with the inner side of the piston cavity 3, two pull rods 4 extending to the outer side of the lower die 1 are fixed at two ends of the piston 5, and a driving mechanism is arranged between the two pull rods 4 and the lower die 1 and between the two pull rods 2.
Further, the driving mechanism comprises two fixing rods 9 fixed at one ends of the two pull rods 4, a vertical rack 12 fixed at one side of the upper die 2 and a tooth column 11 rotatably connected at one side of the lower die 1, a transverse rack 10 is fixed between the two fixing rods 9 at one end, the tooth column 11 is respectively meshed with the transverse rack 10 and the vertical rack 12 through teeth, and the transverse rack 10 and the vertical rack 12 are in 90-degree crossed arrangement;
the driving mechanism is used for driving the piston 5 of the quick cooling mechanism to move, so that the cooling liquid flows into the inner side of the cooling cylinder 7 to cool.
Further, a slide block 13 is fixed at the middle section position on one side of the transverse rack 10, a guide rod 14 is fixed at the position of one side of the lower die 1 corresponding to the slide block 13, and the guide rod 14 is inserted in the slide block 13 in a sliding manner;
the support can be provided for the transverse rack 10 through the sliding connection cooperation between the guide rod 14 and the sliding block 13, so that the movement stability of the transverse rack is improved.
Further, four mold guide posts 15 are fixed at the lower side of the upper mold 2 at four corners, and the four mold guide posts 15 are slidably inserted into the lower mold 1;
the guide post 15 moves the upper die 2 up and down linearly, thereby improving the fit degree of the upper die 2 and the lower die 1.
Further, two lower supports 16 are symmetrically fixed at two ends of the lower side of the lower die 1;
the lower support 16 is used to support the lower die 1, thereby providing reliable support for the die as a whole.
Further, a flow dividing rod 17 is fixed on the inner side of the heat dissipation cylinder 7 through a bracket, and the flow dividing rod 17 is positioned at the axial lead position of the heat dissipation cylinder 7;
the cooling liquid in the cooling cylinder 7 is guided outwards by the flow dividing rod 17, so that the contact area between the cooling liquid and the inner surface of the cooling cylinder 7 is increased, and the cooling effect is improved.
Working principle: the piston cavity 3, the circulating pipe 6 and the cooling cylinder 7 are filled with cooling liquid, after the blow molding is finished, the cooling liquid at the inner side of the piston cavity 3 carries out quick cooling on a plastic finished product in the mold cavity, after the cooling is finished, the lower mold 1 and the upper mold 2 are separated, a vertical rack 12 of a driving mechanism is driven to move when the lower mold 1 is separated, the vertical rack 12 moves to drive a tooth column 11 to rotate through tooth meshing, the tooth column 11 rotates to drive a transverse rack 10 to transversely move through tooth, the transverse rack 10 respectively drives two pull rods 4 to transversely move through two fixing rods 9, the two pull rods 4 can drive a piston 5 to transversely move at the inner side of the piston cavity 3, when the lower mold 1 and the upper mold 2 are separated, the piston 5 can be driven to move towards one end of the piston cavity 3, and the piston 5 can be driven to move towards the other end of the piston cavity 3 when the lower mold 1 and the upper mold 2 are combined, the piston 5 can be with the inboard coolant liquid of piston chamber 3 through circulating pipe 6 impress the inboard of cooling tube 7 when moving, the coolant liquid will absorb heat conduction to cooling tube 7, because a plurality of semiconductor refrigerating plates 8 are installed to the outside of cooling tube 7, can shift the heat of its one side to the opposite side after the semiconductor refrigerating plate 8 circular telegram, therefore semiconductor refrigerating plate 8 can shift the heat that cooling tube 7 absorbs outside fast, can cool down the coolant liquid fast, after the cooling of frequently moulding plastics, can make the coolant liquid keep stable cooling effect, need not the extra cooling machine that connects, the cooling structure has been simplified, the cooling stability of mould has been improved, and the energy consumption when the mould cooling can be reduced moreover.
The previous description is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
1. The blow molding die with the cooling function comprises a lower die (1) and an upper die (2), wherein one side of the lower die (1) and one side of the upper die (2) are respectively provided with a die cavity, and the blow molding die is characterized by further comprising;
the rapid cooling mechanism is arranged in the lower die (1);
the quick cooling mechanism comprises a piston cavity (3) arranged inside a lower die (1) and two circulating pipes (6) inserted in the positions of two ends of the outer side of the lower die (1), one ends of the two circulating pipes (6) are respectively communicated with two ends of the piston cavity (3), a cooling cylinder (7) is communicated between the two circulating pipes (6), a plurality of semiconductor cooling fins (8) are arranged on the outer surface of the cooling cylinder (7), a piston (5) is slidably connected to the inner side of the piston cavity (3), two pull rods (4) extending to the outer side of the lower die (1) are fixed at two ends of the piston (5), and a driving mechanism is arranged between each pull rod (4) and the lower die (1) and between each pull rods and the upper die (2).
2. A blow mould with cooling function according to claim 1, characterized in that: the driving mechanism comprises two fixing rods (9) fixed at one ends of the two pull rods (4), a vertical rack (12) fixed at one side of the upper die (2) and a tooth column (11) rotatably connected at one side of the lower die (1), wherein a transverse rack (10) is fixed at one end position between the two fixing rods (9), the tooth column (11) is respectively meshed with the transverse rack (10) and the vertical rack (12) through teeth, and the transverse rack (10) and the vertical rack (12) are in 90-degree crossed arrangement.
3. A blow mould with cooling function according to claim 2, characterized in that: one side of the transverse rack (10) is fixed with a sliding block (13) at the middle section position, one side of the lower die (1) is fixed with a guide rod (14) at the position corresponding to the sliding block (13), and the guide rod (14) is slidably inserted into the sliding block (13).
4. A blow mould with cooling function according to claim 1, characterized in that: four die guide posts (15) are fixed at the positions of four corners of the lower side of the upper die (2), and the four die guide posts (15) are slidably inserted into the lower die (1).
5. A blow mould with cooling function according to claim 1, characterized in that: two lower supports (16) are symmetrically fixed at two ends of the lower side of the lower die (1).
6. A blow mould with cooling function according to claim 1, characterized in that: the inner side of the heat dissipation cylinder (7) is fixed with a flow distribution rod (17) through a bracket, and the flow distribution rod (17) is positioned at the axial lead position of the heat dissipation cylinder (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320422595.4U CN219727159U (en) | 2023-03-08 | 2023-03-08 | Blow molding die with cooling function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320422595.4U CN219727159U (en) | 2023-03-08 | 2023-03-08 | Blow molding die with cooling function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219727159U true CN219727159U (en) | 2023-09-22 |
Family
ID=88028692
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320422595.4U Active CN219727159U (en) | 2023-03-08 | 2023-03-08 | Blow molding die with cooling function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219727159U (en) |
-
2023
- 2023-03-08 CN CN202320422595.4U patent/CN219727159U/en active Active
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| GR01 | Patent grant |